Mycobacterium szulgai

• Slow-growing non-tuberculous mycobacterium
• Rare pathogen
• Pulmonary infection is most common manifestation
  • May be clinically and radiologically confused with pulmonary tuberculosis
• Extrapulmonary disease includes tenosynovitis, bursitis, osteomyelitis, keratitis, cervical lymphadenitis
• Isolated from environmental snails, aquarium water, swimming pools, tropical fish and hospital water
• in vitro susceptibility to most anti-tuberculous drugs